High severity · published Jun 4, 2024
CVE-2024-32976
Envoy can enter an endless loop while decompressing Brotli data with extra input
7.5
CVSS
0.7%
EPSS
No
On KEV
Description
Envoy is a cloud-native, open source edge and service proxy. Envoyproxy with a Brotli filter can get into an endless loop during decompression of Brotli data with extra input.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 52% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
EN
envoy · envoyproxy
>= 1.30.0, <= 11.30.1; >= 1.29.0, <= 1.29.4; >= 1.28.0, <= 1.28.3; > 1.18.0, <= 1.27.5 · source: vendor, NVD, CISA
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-32976
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-32976
Exploit
https://github.com/envoyproxy/envoy/security/advisories/GHSA-7wp5-c2vq-4f8m
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